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2870874669 = 31373612171
BaseRepresentation
bin1010101100011110…
…0001001000101101
321102002001112200110
42223013201020231
521334420442134
61152512450233
7131100013665
oct25307411055
97362045613
102870874669
1112435966a3
12681549979
13369a13c10
141d33d31a5
1511c0897e9
hexab1e122d

2870874669 has 8 divisors (see below), whose sum is σ = 4122281632. Its totient is φ = 1766692080.

The previous prime is 2870874649. The next prime is 2870874689. The reversal of 2870874669 is 9664780782.

It is an interprime number because it is at equal distance from previous prime (2870874649) and next prime (2870874689).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2870874669 - 25 = 2870874637 is a prime.

It is a super-2 number, since 2×28708746692 = 16483842730211719122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2870874649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36806047 + ... + 36806124.

It is an arithmetic number, because the mean of its divisors is an integer number (515285204).

Almost surely, 22870874669 is an apocalyptic number.

It is an amenable number.

2870874669 is a deficient number, since it is larger than the sum of its proper divisors (1251406963).

2870874669 is a wasteful number, since it uses less digits than its factorization.

2870874669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73612187.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The square root of 2870874669 is about 53580.5437542397. The cubic root of 2870874669 is about 1421.2530546536.

The spelling of 2870874669 in words is "two billion, eight hundred seventy million, eight hundred seventy-four thousand, six hundred sixty-nine".

Divisors: 1 3 13 39 73612171 220836513 956958223 2870874669